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Strong understanding of software testing methodologies, the Agile Software Development Life Cycle (Agile SDLC) the software development lifecycle (SDLC), and the software testing lifecycle (STLC). You'll work closely with software developers, product owners, and mission stakeholders to translate requirements into effective test scenarios, uncover complex defects, and ensure new capabilities meet both functional requirements and operational expectations.

YEAR

SAIC is a premier Fortune 500® technology integrator driving our nation's digital transformation. Our robust portfolio of offerings across the defense, space, civilian, and intelligence markets includes secure high-end solutions in engineering, IT modernization, and mission solutions. Using our expertise and understanding of existing and emerging technologies, we integrate the best components from our own portfolio and our partner ecosystem to deliver innovative, effective, and efficient solutions that are critical to achieving our customers' missions.

We are a team of 26,000 strong driven by mission, united purpose, and inspired by opportunity. Headquartered in Reston, Virginia, SAIC has annual revenues of approximately $7.1 billion. For more information, visit saic.com.

Leidos Holdings Inc

Mid-Level Test Engineer

Bachelor's degree in an accredited Engineering or Computer Science curriculum; in lieu of a degree, equivalent experience in test or development of control systems, vehicles, engines, or technologies such as autonomy will be considered. The role works closely with a 31-person team, onsite expert operators, and software developers, with strong potential for skill development in test planning, on-machine testing, and data analysis.

<p>Founded in 1989, Diversified Services Network, Inc. (DSN) provides IT, engineering, and enterprise solutions to Fortune 500 companies and state/federal government agencies, particularly those in industrial manufacturing, insurance and human services. DSN is a certified Woman Business Enterprise (WBE) by both the Women&rsquo;s Business Enterprise National Council (WNENC) and the State of Illinois, as well as a certified Disadvantaged Business Enterprise (DBE).</p>

Diversified Services Network

(1112326) Autonomous Truck Integration & Validation Engineer

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Leidos Intelligence Sector combines technology-enabled services and mission software capabilities in the areas of cyber, logistics, security operations, and decision analytics to support our defense and intel customers' mission to defend against evolving threats around the world. This role focuses on integrating security best practices into CI/CD workflows, supporting containerized environments, and maintaining cloud infrastructure within classified and unclassified environments.

Mid-Level DevSecOps Engineer

Working in an agile, cross-functional environment alongside systems, mechanical, and software engineers, you will contribute across the full lifecycle-from initial architectural concepts and algorithm modeling to hands-on hardware integration and production release. What You Will Do: In this role as a Digital Electrical Engineer II, you will design and develop next-generation circuit card assemblies (CCAs) and FPGA-based solutions utilizing leading industry architectures including AMD, Altera, and Microchip.

RTX Corp

FPGA/ Digital Design Engineer II - Onsite

Used across our products and new business initiatives, signal processing algorithms extract and exploit sensor signals to be used for calibrating and denoising raw sensor data; detecting, acquiring, tracking, and classifying objects of interest; and sensor fusion. You will collaborate in all development phases from program start-up to live-fire testing, making improvements to processes and providing signal processing expertise in design reviews, peer reviews, and technical briefings to internal and external customers.

Sr. Principal RF Signal Processing Engineer

HOUR

Has experience establishing bi-directional traceability (e.g., using tools like RETINA, DOORS, or Jira) linking source regulations → system requirements → design specifications → verification tests. Has experience in extracting functional, performance, interface, and constraint requirements from dense regulatory text and ambiguous stakeholder inputs.

ICONMA, LLC

Senior Systems Engineer

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The selected engineer will take processor- and FPGA-based digital hardware from requirements and initial architecture through schematic capture, PCB implementation, laboratory checkout, integration, and transition into production. We are seeking an experienced Senior Digital Hardware Design Engineer to relocate to Tucson, Arizona, and support the development of advanced electronic hardware for missile applications.

Senior Digital Hardware Design Engineer

Join Systems Engineering and Test Capabilities (SE&TC), a cross-disciplinary engineering team solving complex systems challenges across some of Raytheon's most advanced guided, autonomous and sensor-integrated technologies. If you've engineered complex vehicles, robotics platforms, automated machinery, aerospace systems or embedded technologies, many of the systems engineering skills you've developed can translate directly to this work.

Senior System Engineer

Working in a highly collaborative environment, engineers partner with multidisciplinary teams, subject matter experts, Chief Engineers, Chief Technologists, and customers to ensure complex systems are designed, integrated, and perform reliably from the first mission to every mission in support of the warfighter. Create and manage systems architecture, requirements, interface definitions and description documents, system integration, and system verification using Cameo by collaborating with multiple product team leads and Subject Matter Experts (SMEs) to obtain necessary design information.

Principal Systems Engineer

You may qualify if you meet one of the following: GS-7: You must have completed a 4 year course of study leading to a bachelors from an accredited institution AND must have documented Superior Academic Achievement (SAA) or one of the following: a) Class Standing - upper third of the graduating class based on completed courses in the college, university, or major subdivision; b) Grade Point Average - 2.95 or higher out of a possible 4.0 as recorded on your official transcript or as computed based on 4 years of education or as computed based on courses completed during the final 2 years of curriculum; OR 3.45 or higher out of a possible 4.0 based on the average of the required courses completed in your major field or the required courses in your major field completed during the final 2 years of your curriculum. GS-9: You must have completed 2 years of progressively higher-level graduate education leading to a masters degree or equivalent graduate degree: a) Grade Point Average - 2.95 or higher out of a possible 4.0 as recorded on your official transcript or as computed based on 4 years of education or as computed based on courses completed during the final 2 years of curriculum; OR 3.45 or higher out of a possible 4.0 based on the average of the required courses completed in your major field or the required courses in your major field completed during the final 2 years of your curriculum.

United States Air Force

Engineer (Palace Acquire Intern)

Join our organization and experience the Systems engineering life cycle while interfacing with a variety of engineering disciplines, subject matter experts, chief engineers, chief technologists, the customer, and so many more to ensure we design, integrate, test and strengthen our systems to work the first time and every time for our warfighters! Raytheon is seeking a talented and motivated Systems Engineer to join our team within the Systems Engineering and Test Capabilities (SETC) Discipline, supporting a range of programs.

Systems Engineer I

The Effector Power Department is responsible for the development, from concept to integration, of Telemetry and Flight Termination products; power systems from all up round to the lowest level power regulation; servo electronics supporting all mechanical motion in our products and low noise mixed signal electronics that provides the analog to digital interface to our front-end sensors. Raytheon's Effector Power (EP) Team is looking for an Electrical Test Engineer I with education and experience in performing circuit card testing and troubleshooting to the component level utilizing schematics and test equipment.

Analog & Power Electronics Engineer I

Description Summary: The Sensor Validation Engineer will have experience validating high bandwidth sensors using rigorous data collection and analysis methods. Our products are geared towards a variety of markets including automotive, telecommunications, aerospace, and research for applications such as autonomous transportation, 5G delivery, and drones.

Lunewave, Inc.

Sensor Validation Engineer

Review and assess software technical documentation for Change Control Boards (CCB), design reviews, and formal and informal peer reviews to include tasks such as panel member for software Formal Qualification Test (FQT), Test Readiness Reviews (TRR), Test Review Boards (TRB), Verify FQT execution and attend related data reviews. Provide Software Engineering support to Naval Air Warfare Center Weapons Division (NAWCWD), Surface Missile Technical Representative (Tech Rep) Office, Tucson Arizona supporting the IWS 3, IWS-11, IWS-12, and Missile Defense Agency Program Offices.

Synectic Solutions Inc

Software Engineer (DoD Clearance Required)

Technical PCB design skills using the Siemens design toolset including, but not limited to the Xpedition Layout tool suite with working knowledge of schematic capture, placement, routing, use of the auto-router, constraint manager, and library tools, and use of BluePrint to create complex PCB and CCA drawings, Altium is not used, but transfers over well to the Siemens toolset. Daily interface with various engineering levels along with different engineering disciplines including, but not limited to Electrical, Mechanical, Components, Test, and Producibility Engineering disciplines to ensure that the overall design requirements are captured, keeping cost, cycle time, and producibility in mind.

Senior Electrical Engineer -Computer Aided Designer Engineer (ECAD)

In this Systems Engineer role, you may support the following types of activities: Core Systems Engineering: Update, develop, maintain, and improve requirements, Concepts of Operations (CONOPS), and define system interfaces. You'll collaborate across disciplines, from subject matter experts to chief technologists, ensuring systems are designed, integrated, tested, and strengthened to perform flawlessly for our warfighters.

Systems Engineer II - (Onsite)

CONTRACTOR

While an hourly range is posted for this position, an eventual hourly rate is determined by a comprehensive salary analysis which considers multiple factors including but not limited to: job-related knowledge, skills and qualifications, education and experience as compared to others in the organization doing substantially similar work, if applicable, and market and business considerations. The ideal candidate will design, develop, and maintain scalable web applications that integrate secure backend services with dynamic, responsive front-end interfaces.

The Computer Merchant, Ltd

Full Stack Developer

TEE products are located in engineering labs, in the field, and in production environments utilized for weapon system product verification, qualification, test data analysis, and production test solution development. Typically requires a Bachelor's degree in a STEM field and five (5) years of relevant engineering experience, OR an advanced degree in related field and minimum three (3) years of related work experience.

Senior Mechanical Engineer - Test Equipment, Onsite (Tucson, AZ)

At RTX, the world's largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world's most complex problems. As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote.

Software Engineer Jobs in Tucson, AZ

Mid-Level Test Engineer Leidos Holdings Inc

(1112326) Autonomous Truck Integration & Validation Engineer Diversified Services Network

Mid-Level DevSecOps Engineer Leidos Holdings Inc

FPGA/ Digital Design Engineer II - Onsite RTX Corp

Sr. Principal RF Signal Processing Engineer RTX Corp

Senior Systems Engineer ICONMA, LLC

Senior Digital Hardware Design Engineer ICONMA, LLC

Senior System Engineer RTX Corp

Senior Systems Engineer RTX Corp

Principal Systems Engineer RTX Corp

Engineer (Palace Acquire Intern) United States Air Force

Systems Engineer I RTX Corp

Analog & Power Electronics Engineer I RTX Corp

Sensor Validation Engineer Lunewave, Inc.

Software Engineer (DoD Clearance Required) Synectic Solutions Inc

Senior Electrical Engineer -Computer Aided Designer Engineer (ECAD) RTX Corp

Systems Engineer II - (Onsite) RTX Corp

Full Stack Developer The Computer Merchant, Ltd

Senior Mechanical Engineer - Test Equipment, Onsite (Tucson, AZ) RTX Corp

Test Solutions Electrical Engineer II RTX Corp

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